Skip to content
Dev Tools Library

Testing Library

Tests components the way users use them, not by internal details.

LibraryOpen source
Open site(opens in a new tab)Repository(opens in a new tab)npm(opens in a new tab)

Family of libraries that query the interface by accessible roles and text, encouraging tests that reflect real usage.

When to use

To test UI components (React, Vue, etc.) by the behavior visible to users.

When to avoid

To test pure logic with no interface, where a simple unit test is enough.

Related

From the same area, with a close purpose.

  • Jest

    Established JavaScript testing framework.

    FrameworkOpen source★ 45.5K

  • Mocha

    Flexible test framework for Node.js and browsers.

    LibraryOpen source★ 22.9K

  • Vitest

    Vite-native test runner, Jest-compatible.

    FrameworkOpen source★ 17.3K

  • pytest

    Python's de facto standard test framework.

    LibraryOpen source★ 14.7K